6 Mar 18 - Kemper power plant in the US promised to be a world leader in ‘clean coal’ technology but Guardian reporting found evidence top executives knew of construction problems and design flaws years before the scheme collapsed.

11 Dec 17 - A senior Volkswagen executive has been sentenced to seven years in prison by a US court after being found guilty of concealing software used to evade pollution limits on nearly 600,000 diesel...

29 Nov 17 - Accelerating glacial melt in the Andes caused by climate change has set off a gold rush downstream, letting the desert bloom. But as the ice vanishes, the vast farms below might do the same.